Smarandache Notions - J. Castillo
A journal for papers related to the work of Florentin Smarandache, who in the 1960s proposed some new geometries: Non-Geometry, Counter-Projective Geometry, Anti-Geometry, and Paradoxist geometry, which would generalize and unite Euclid, Lobachevsky/Bolyai/Gauss,
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Soddy's Formula - Pat Ballew
Descartes' Circle Theorem, an example of giving the credit to the wrong person. The formula is about the relation of the radii of four mutually tangent circles and is sometimes called the Kissing Circles Theorem: if four circles are all tangent to each
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World of Words, Numbers, and Notes - Mike Keith
Mostly original diversions in the areas of mathematics, word play, and music, including a Cadaeic Cadenza, a long pi mnemonic. Also, Ailihphilia (literature and word play) and Scitamatics (mathematical diversions): the recreational study of words, numbers
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